2SA2039-H

Single Bipolar Transistors Overview

The onsemi 2SA2039-H is a PNP bipolar junction transistor (BJT) designed for high-current switching applications. It features a maximum collector current of 5 A and a collector-emitter voltage rating of 50 V. The device utilizes a surface-mount TP-FA package, ensuring compact integration into modern circuit designs. Key electrical characteristics include a minimum DC current gain (hFE) of 200 and a transition frequency (fT) of 360 MHz. With a power dissipation capability of 15 W and a maximum operating temperature of +150°C, it supports robust performance in demanding environments.

Single Bipolar Transistors Feature Summary

• High current handling capability with a 5 A continuous collector current rating
• Low collector-to-emitter saturation voltage for efficient switching operations
• Fast switching speed supported by a 360 MHz transition frequency
• Excellent linearity of hFE across operating ranges

Single Bipolar Transistors Applications

• Relay drivers
• High-speed inverters
• Converters
• General high-current switching applications

Single Bipolar Transistors Procurement Notes

Verify the specific suffix 'H' against official datasheets to confirm package and binning details. Confirm availability status as some variants may be subject to discontinuation notices. Ensure compatibility with existing thermal management solutions given the 15 W power dissipation rating. Cross-reference pinout configurations to prevent installation errors during assembly.

Single Bipolar Transistors Selection Notes

Select this component for circuits requiring high current switching with low saturation voltage. The 50 V rating suits moderate voltage applications. Consider the TP-FA package for surface-mount constraints. Evaluate thermal requirements carefully due to the 15 W dissipation limit. Compare hFE linearity needs against alternative transistors if precise gain control is critical.

Single Bipolar Transistors Part Context

This part belongs to the 2SA2039 series from onsemi, which includes complementary NPN types like the 2SD1803. These devices are engineered for general-purpose high-current switching. The series emphasizes low saturation voltage and fast switching speeds. They are commonly used in industrial and consumer electronics where reliable high-current control is necessary.

Single Bipolar Transistors Replacement Considerations

Check for direct substitutes within the same family or equivalent specifications from other manufacturers. Verify that replacement parts match the 5 A current, 50 V voltage, and TP-FA package dimensions. Ensure thermal and electrical characteristics align with original design requirements.